Express Energy Services, a portfolio company of Apollo Global Management, has been acquired by Butch’s Rat Hole & Anchor Service Inc.

DynaGrid Holdings LLC, a portfolio company of CIC Partners, has been acquired by Brown Brothers Harriman Capital Partners

Blue Water Energy LLP, has sold its controlling stake in pxGroup to the firm's management team backed by institutional investors

Forbes Energy Services Ltd. has contributed assets to Axis Energy Services

CGG Holding B.V. has divested its airborne and marine multi-physiscs data acquisition business to Xcalibur Airborne Geophysics

Hydrasun has been acquired by SCF Partners

PanGeo Subsea Inc. has been acquired by Kraken Robotics Inc.

Sumitomo Corporation of Americas has sold its noncontrolling interests in Vallourec Star, LP to Vallourec S.A.

Pioneer Energy Services has been acquired by Patterson-UTI Energy

Oryx Midstream Holdings LLC has formed a strategic joint venture with Plains All American Pipeline, L.P.